CN103138822B - 传输信号的方法和设备 - Google Patents
传输信号的方法和设备 Download PDFInfo
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- CN103138822B CN103138822B CN201110398042.1A CN201110398042A CN103138822B CN 103138822 B CN103138822 B CN 103138822B CN 201110398042 A CN201110398042 A CN 201110398042A CN 103138822 B CN103138822 B CN 103138822B
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- 238000000034 method Methods 0.000 title claims abstract description 78
- 230000008054 signal transmission Effects 0.000 title abstract 2
- 239000011159 matrix material Substances 0.000 claims description 384
- 230000005540 biological transmission Effects 0.000 claims description 71
- 238000012545 processing Methods 0.000 claims description 27
- 239000013598 vector Substances 0.000 claims description 15
- 239000000654 additive Substances 0.000 claims description 9
- 230000000996 additive effect Effects 0.000 claims description 9
- 230000003595 spectral effect Effects 0.000 claims description 4
- 238000013461 design Methods 0.000 abstract description 27
- 238000004891 communication Methods 0.000 description 99
- 230000009977 dual effect Effects 0.000 description 17
- 238000010586 diagram Methods 0.000 description 6
- 230000006870 function Effects 0.000 description 4
- 230000007774 longterm Effects 0.000 description 4
- 238000005457 optimization Methods 0.000 description 4
- 238000001228 spectrum Methods 0.000 description 4
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 3
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- 238000012938 design process Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000002401 inhibitory effect Effects 0.000 description 2
- 238000010295 mobile communication Methods 0.000 description 2
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
- H04B7/0617—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal for beam forming
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/0413—MIMO systems
- H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
- H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
- H04B7/0842—Weighted combining
- H04B7/0865—Independent weighting, i.e. weights based on own antenna reception parameters
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Relay Systems (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110398042.1A CN103138822B (zh) | 2011-12-05 | 2011-12-05 | 传输信号的方法和设备 |
| PCT/CN2012/085899 WO2013083035A1 (fr) | 2011-12-05 | 2012-12-05 | Procédé et dispositif d'émission de signaux |
| EP12856284.0A EP2782263B1 (fr) | 2011-12-05 | 2012-12-05 | Procédé et dispositif d'émission de signaux |
| US14/297,022 US9484999B2 (en) | 2011-12-05 | 2014-06-05 | Method and device for transmitting signal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110398042.1A CN103138822B (zh) | 2011-12-05 | 2011-12-05 | 传输信号的方法和设备 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103138822A CN103138822A (zh) | 2013-06-05 |
| CN103138822B true CN103138822B (zh) | 2017-04-12 |
Family
ID=48498195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110398042.1A Active CN103138822B (zh) | 2011-12-05 | 2011-12-05 | 传输信号的方法和设备 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US9484999B2 (fr) |
| EP (1) | EP2782263B1 (fr) |
| CN (1) | CN103138822B (fr) |
| WO (1) | WO2013083035A1 (fr) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10355774B2 (en) | 2015-04-10 | 2019-07-16 | Viasat, Inc. | End-to-end beamforming system |
| PL3651378T3 (pl) | 2015-04-10 | 2022-11-21 | Viasat Inc. | Naziemne kształtowanie wiązki antenowej dla komunikacji między węzłami dostępowymi a terminalami użytkowników połączonymi przez przekaźnik, taki jak satelita |
| US10128939B2 (en) | 2015-04-10 | 2018-11-13 | Viasat, Inc. | Beamformer for end-to-end beamforming communications system |
| US10020921B2 (en) | 2015-11-18 | 2018-07-10 | National Taiwan University | Directional reference signal transmission |
| KR101771436B1 (ko) * | 2016-03-17 | 2017-08-28 | 광주과학기술원 | 멀티홉 무선 네트워크의 전이중 통신방법 |
| CN106888483B (zh) * | 2016-04-15 | 2019-01-04 | 中国移动通信有限公司研究院 | 一种通信控制方法、宏基站、热点基站及系统 |
| GB2549988A (en) * | 2016-05-06 | 2017-11-08 | Deltenna Ltd | Relay |
| KR102258635B1 (ko) * | 2016-10-21 | 2021-05-31 | 비아셋, 인크 | 상호 동기화된 공간 다중화 피더 링크를 사용하는 지상 빔형성 통신 |
| CN107070581B (zh) * | 2016-12-29 | 2019-10-25 | 上海华为技术有限公司 | 一种干扰消除方法以及基站 |
| US11172488B2 (en) | 2017-03-08 | 2021-11-09 | Telefonaktiebolaget Lm Ericsson (Publ) | Power amplifier-aware user scheduling |
| US20190068263A1 (en) * | 2017-08-23 | 2019-02-28 | Mediatek Inc. | Method for Uplink Beam Training and Determination for Wireless Communication System with Beamforming |
| CN111126141B (zh) * | 2019-11-19 | 2023-12-29 | 深圳供电局有限公司 | 台区识别方法、装置、系统、计算机设备和可读存储介质 |
| US11962398B2 (en) * | 2020-09-30 | 2024-04-16 | Qualcomm Incorporated | Programmable smart repeater with in-band control |
| CN115808236B (zh) * | 2023-02-02 | 2023-05-05 | 武汉理工大学 | 船用涡轮增压器故障在线监测诊断方法、装置和存储介质 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102104404A (zh) * | 2009-12-21 | 2011-06-22 | 株式会社Ntt都科摩 | 无线通信系统中多用户mimo的传输方法、基站和用户终端 |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002071770A1 (fr) * | 2001-03-06 | 2002-09-12 | Beamreach Networks, Inc. | Procedes de communications adaptatifs pour reseaux radio sans fil a paquets d'utilisateurs multiples |
| US6496535B2 (en) * | 2001-03-23 | 2002-12-17 | Navini Networks, Inc. | Method and system for effective channel estimation in a telecommunication system |
| JP4604545B2 (ja) * | 2004-05-10 | 2011-01-05 | ソニー株式会社 | 無線通信システム、無線通信装置及び無線通信方法ム |
| DE102004028703A1 (de) * | 2004-06-14 | 2005-12-29 | Siemens Ag | Verfahren zur Zuweisung von Übertragungskapazitäten bei einer Signalübertragung, Basisstation und mobiles Endgerät |
| JP2006121516A (ja) * | 2004-10-22 | 2006-05-11 | Nippon Telegr & Teleph Corp <Ntt> | 空間多重伝送用送受信方法および空間多重伝送用送受信装置 |
| US8515359B2 (en) * | 2005-03-09 | 2013-08-20 | Intel Corporation | Method and apparatus to provide low cost transmit beamforming for network devices |
| US8180314B2 (en) * | 2006-03-08 | 2012-05-15 | Broadcom Corporation | Method and system for utilizing givens rotation to reduce feedback information overhead |
| US7627347B2 (en) * | 2006-03-17 | 2009-12-01 | Nokia Corporation | Data transmission parameter optimization in MIMO communications system |
| US8284863B2 (en) * | 2007-05-29 | 2012-10-09 | Samsung Electronics Co., Ltd. | Apparatus and method for beamforming with limited feedforward channel in multiple input multiple output wireless communication system |
| US8798183B2 (en) * | 2007-08-13 | 2014-08-05 | Qualcomm Incorporated | Feedback and rate adaptation for MIMO transmission in a time division duplexed (TDD) communication system |
| CN101771507B (zh) * | 2009-01-05 | 2013-11-13 | 上海贝尔阿尔卡特股份有限公司 | 多小区mimo无线通信网络中消除小区间干扰的方法和装置 |
| EP2517374A1 (fr) * | 2009-12-25 | 2012-10-31 | Intel Corporation | Procédé et appareil pour une transmission mimo multiutilisateur de liaison descendante dans un réseau sans fil |
| WO2011138777A2 (fr) * | 2010-05-04 | 2011-11-10 | Celeno Communications Ltd. | Système et procédé de rétroaction se rapportant à l'état de canal dans des systèmes à entrées-sorties multiples multiutilisateurs |
| CN102185683B (zh) * | 2010-07-29 | 2014-06-11 | 东南大学 | 基于统计信漏噪比准则的mimo多用户下行传输方法 |
| CN102075959B (zh) * | 2011-01-07 | 2013-07-31 | 西安电子科技大学 | LTE-A系统中CoMP下的协调波束成形方法 |
| US20130028243A1 (en) * | 2011-07-25 | 2013-01-31 | Qualcomm Incorporated | Facilitating channel sounding for multiple input and multiple output (mimo) transmissions |
-
2011
- 2011-12-05 CN CN201110398042.1A patent/CN103138822B/zh active Active
-
2012
- 2012-12-05 EP EP12856284.0A patent/EP2782263B1/fr active Active
- 2012-12-05 WO PCT/CN2012/085899 patent/WO2013083035A1/fr active Application Filing
-
2014
- 2014-06-05 US US14/297,022 patent/US9484999B2/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102104404A (zh) * | 2009-12-21 | 2011-06-22 | 株式会社Ntt都科摩 | 无线通信系统中多用户mimo的传输方法、基站和用户终端 |
Non-Patent Citations (1)
| Title |
|---|
| A leakage-based precoding scheme for downlink multi-user mimo channels;Sadek.Etc;《IEEE Transactions on Wireless Communications》;20070521;第1711页-第1721页 * |
Also Published As
| Publication number | Publication date |
|---|---|
| EP2782263A1 (fr) | 2014-09-24 |
| EP2782263A4 (fr) | 2014-11-26 |
| EP2782263B1 (fr) | 2019-07-03 |
| CN103138822A (zh) | 2013-06-05 |
| WO2013083035A1 (fr) | 2013-06-13 |
| US20140307664A1 (en) | 2014-10-16 |
| US9484999B2 (en) | 2016-11-01 |
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